When heat is applied to a solid and a liquid begins to form, the change in entropy is positive. TRUE FALSE

Which feature do highland climates have that lower elevation areas do not?

What overall charge must all compounds have

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.